REFERENCES
- Auger J, Kunstmann JM, Czyglik F, Jouannet P (1995): Decline in semen quality among fertile men in Paris during the past 20 years. Lancet 332:281–285.
- Brinkworth MH, Anderson D, Mclean AE (1992): Effects of dietary imbalances on spermatogenesis in CD-1 mice and CD rats. Food Chem Toxicol 30:29–35.
- Bromwhich P, Cohen J, Stewart I, Walker A (1994): Decline in sperm counts: an artefact of changed reference range of normal? BMJ 309:19–22.
- Carlsen E, Giwercman A, Keiding N, Skakkebaek NE (1992): Evidence for the decreasing quality of semen during the past 50 years. BMJ 305:609–612.
- Farrow S (1994): Falling sperm quality: fact or fiction? BMJ 309:1–2.
- Fisch AD, Goluboff ET, Olson JH (1996): Semen analyses in 1283 men from the United States over a 25-year period: no decline in quality. Fertil Steril 65:1009–1014.
- Fukushima Y, Kawata Y, Onda T, Kitagama M (1997): Consumption of cow milk and egg by lactating women and the presence of (3 lactoglobulin and ovalbumin in breast milk. Am J Clin Nutr 65:30–35.
- Ginsburg J, Okolo S, Prelevic G, Hardiman P (1994): Residence in the London area and sperm density. Lancet 343:230.
- Haidl G, Schill WB (1993): Sperm morphology in fertile men. Arch Androl 31:153–157.
- Haman M, Fleet IR, Heap RB (1990): Comparison of oestrone sulphate concentrations in mammary secretions during lactogenesis and lactation in dairy ruminants. J Dairy Science 57:419–422.
- Irvine DS (1994): Falling Sperm Quality. BJM 309:476.
- Jacobs C, Dwyer JT (1988): Vegetarian children appropriate and inappropriate diets. Am J Clin Nutr 48:901–905.
- Kelso KA, Redpath A, Noble RC, Speake BK (1997): Lipid and antioxidant changes in spermatozoa and seminal plasma throughout the reproductive period of bulls. J Reprod Fertil 109:1–6.
- Kumar PNS, Aruldhas MM, Junej a SC (1996): Influence of hyperthyroidism induced at prepuberty on the epididymal lipids, number and motility of spermatozoa in rats. Reprod Fertil Dev 8:373–378.
- Kunhlein HV, Receveur O (1996): Dietary change and traditional food systems of indigenous people. Annu Rev Nutr 16:417–442.
- Kurowska EM, Caroll KK (1994): Hypercholesterolemic responses in rabbits to selected groups of dietary amino acids. J Nutr 124:364–370.
- Lapointe S, Strard M (1998): Catalase and oviductal fluid reverse the decreased motility of bovine sperm in culture medium containing specific amino acids. J Androl 19:31–36.
- Louis G, Lewis AJ, Weldon WC, Ermer PM, Miller PS, Kittok RJ, Stroup WW (1994): The effect of energy and protein intakes on boar libido, semen characteristics and plasma hormone concentrations. J Anim Sci 72:2051–2060.
- McCarthy M (1996): US studies find no decline in sperm counts. Lancet 347:1319.
- Mckeown RM, Callaghan DO, Roche JF, Boland MP (1997): Effect of immunization of rams against ovine inhibin al-26 on semen characteristics, scrotal size, FSH, LH and testosterone concentrations. J Reprod Fertil 109:237–245.
- Menkveld R, Stander FSH, Kotze TJ, Kruger TF, Van Zyl JA (1990): The evaluation of morphological characteristics of human spermatozoa according to stricter criteria. Hum Reprod 5:586–592.
- Oettle EE, Soley JT (1985): Infertility in a Maltese poodle as a result of a sperm midpiece defect. J SA Vet Asso 56:103–106.
- Osada K, Kodama T, Minehira K, Yamada K, Sugano M (1996): Dietary protein modifies oxidised cholesterol-induced alterations of linoleic acid and cholesterol metabolism in rats. J Nutr 126:1635–1643.
- Paulsen CA, Berman NG, Wang, CW (1996): Data from men in the greater Seattle area reveals no downward trend in semen quality: further evidence that deterioration of semen quality is not geo-graphically uniform. Fertil Steril 65:1015–1020.
- Portman OW, Alexander M, Neuringer M (1985): Dietary protein effects on lipoproteins and and on sex and thyroid hormones in blood of Rhesus monkeys Macaca mulata. J Nutr 115:425–435.
- Sharpe RM, Skakkebaek NE (1993): Are oestrogens involved in falling sperm counts and disorders of the male reproductive tract? Lancet 341:1392–1395.
- Seier JV, van der Horst G, Laubscher R (1997): Abnormal morphology of vervet monkey sperm. J Med Primatol 25:1–7.
- Snowdon DA (1988): Animal product consumption and mortality of all causes combined, coronary heart disease, stroke, diabetes and cancer in Seventh-day Adventists. Am J Clin Nutr 48:749–753.
- Snowdon DA, Phillips RL (1985): Does the vegetarian diet reduce the occurrence of diabetes? Am J Public Health 75:507–512.
- Vawda AI, Mansdlwana JG (1990): The effects of dietary protein deficiency on rat testicular function. Andrologia 22:575–583.